Integration Architect – AWS & Legacy Modernisation

Position Description:

At CGI we help clients modernise critical technology platforms through scalable integration strategies that improve resilience accelerate transformation and unlock long-term business value. As an Integration Architect youll play a pivotal role in shaping and delivering integration solutions within a major government transformation programme helping migrate legacy technologies into modern cloud-based environments. Working across architecture engineering and delivery teams youll influence technical direction guide Agile delivery and help drive complex programmes forward with confidence and clarity. Joining CGI means becoming part of a collaborative and supportive environment where your leadership innovation and technical expertise will directly contribute to meaningful transformation outcomes at scale.
CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK Best Employer by the Financial Times. We offer a competitive salary excellent pension private healthcare plus a share scheme (3.5% 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector including our Armed Forces and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and youll be part of an open friendly community of experts. Well train and support you in taking your career wherever you want it to go.
Due to the secure nature of the programme you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position.

Your future duties and responsibilities:

In this role you will define and lead integration architecture across a large-scale transformation programme focused on modernising legacy integrations and enabling cloud-based delivery capabilities. Youll assess existing middleware and integration platforms shape migration strategies and design scalable solutions using modern API-led and event-driven architectures within an AWS environment.
Alongside architecture leadership youll act as a hands-on technical delivery lead guiding Agile teams through implementation while ensuring architectural governance delivery progress and technical quality. Youll collaborate closely with stakeholders across business and technology functions helping remove blockers manage dependencies and ensure successful delivery outcomes within a SAFe delivery environment.
Key responsibilities
Define & Lead enterprise integration architecture aligned to strategic roadmaps
Assess & Modernise legacy integrations across middleware and ESB platforms
Design & Deliver API-led event-driven and file-based integration solutions
Guide & Support Agile delivery teams through hands-on technical leadership
Translate & Execute architecture into actionable delivery plans and outcomes
Drive & Improve cloud-based integration migration strategies within AWS
Govern & Maintain architectural standards runway planning and technical debt management
Collaborate & Influence stakeholders across architecture engineering and business teams
Resolve & Support complex integration challenges dependencies and delivery risks

Required qualifications to be successful in this role:

To succeed in this role you should bring strong experience delivering medium to large-scale IT or business change projects within complex environments. Youll have excellent stakeholder and supplier management skills a structured approach to governance and delivery and the ability to balance strategic priorities with operational execution.
Essential qualifications
Proven experience delivering IT or business transformation projects as a Project Manager
Strong understanding of governance frameworks project controls and assurance processes
Experience managing third-party suppliers vendors or managed service providers
Knowledge of legacy application migration or transformation within enterprise environments
Strong communication and stakeholder engagement skills across technical and business audiences
Experience managing project budgets reporting contracts and dependencies
Proficiency with project management methodologies such as PRINCE2 Agile or hybrid delivery
Ability to manage multiple priorities and deliver outcomes within complex programme environments
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Skills:

• Apache Camel
• Hybrid Architecture
• Integration architecture
• Legacy System Integration
• Middleware
• WebMethods

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.